P    #regions in PPM
# 2011-11-01 12:07:23 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.892123084244151  8.691761059813388  0.045  0.202  # for region 1
  8.282571009919575  8.079386985144717  0.046  0.238  # for region 2
  7.629252882921191  7.3130051638867535  0.040  0.344  # for region 3
  7.23260320142037  7.152201238953988  0.053  0.198  # for region 4
